code: def run(self):
      assert (
          self.work.cloud_compute.name == "gpu"
      ), self.work.cloud_compute.name
      self.stop()
  
file_path: pytorch-lightning/examples/app/argparse/app.py
imports: import argparse
  from lightning.app import CloudCompute, LightningApp, LightningFlow, LightningWork
label_desc: Use image node_id 2 for calling the Flow obj's underlying member method code with example usage: obj.run() without return types